Home / 4,971,112.70-6,859,532.79-2,765,454.35

Finding the Fourth Proportional to 4,971,112.70, 6,859,532.79 and 2,765,454.35

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Solution

The fourth proportional to 4,971,112.70, 6,859,532.79 and 2,765,454.35 is: 3,815,991.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971,112.70 : 6,859,532.79 = 2,765,454.35 : x
  2. Step 2: Convert to fraction form
    4,971,112.70/6,859,532.79 = 2,765,454.35/x
  3. Step 3: Cross multiply
    4,971,112.70x = 6,859,532.79 × 2,765,454.35
  4. Step 4: Simplify right side
    4,971,112.70x = 18,969,724,758,775.47
  5. Step 5: Solve for x
    x = 18,969,724,758,775.47/4,971,112.70
  6. Step 6: Final answer
    x = 3,815,991.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.